Who Needs Words? Lexicon-Free Speech Recognition
INTERSPEECH, pp. 3915-3919, 2019.
Lexicon-free speech recognition naturally deals with the problem of out-of-vocabulary (OOV) words. In this paper, we show that character-based language models (LM) can perform as well as word-based LMs for speech recognition, in word error rates (WER), even without restricting the decoding to a lexicon. We study character-based LMs and ...More
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